<aside id="search-2" class="widget widget_search">
    <form role="search" method="get" id="searchform"  method="GET" action="{:U('Archive/search')}">
        <div><label class="screen-reader-text" for="s">搜索：</label>
            <input type="text" value="" name="keyword" id="s"/>
            <input type="submit" id="searchsubmit" value="搜索"/>
        </div>
    </form>
</aside>